OFFSET
1,2
COMMENTS
Column 2 of A241328
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 17*a(n-1) -57*a(n-2) +43*a(n-3) -37*a(n-4) +109*a(n-5) -62*a(n-6) -48*a(n-8) +36*a(n-9) for n>10
EXAMPLE
Some solutions for n=4
..0..1....0..1....0..1....0..1....0..1....0..1....0..1....0..1....0..1....0..1
..0..2....2..1....2..2....1..1....2..3....0..2....2..1....2..1....2..1....1..1
..1..0....1..3....2..2....1..1....3..1....2..3....3..0....0..3....2..1....1..2
..3..0....1..2....0..2....1..2....2..1....0..2....2..3....0..3....2..3....0..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 19 2014
STATUS
approved